---

Manual Reference Pages  - <dlfcn.h> (P)

---

dlfcn.h - dynamic linking

CONTENTS

Synopsis
Description
Application Usage
Rationale
Future Directions
See Also
Copyright

#include <dlfcn.h>

The <dlfcn.h> header shall define at least the following macros for use in the construction of a dlopen() mode argument:

RTLD_LAZY
	Relocations are performed at an implementation-defined time.
RTLD_NOW
	Relocations are performed when the object is loaded.
RTLD_GLOBAL
	All symbols are available for relocation processing of other modules.
RTLD_LOCAL
	All symbols are not made available for relocation processing by other modules.

The following shall be declared as functions and may also be defined as macros. Function prototypes shall be provided.

int    dlclose(void *);
char  *dlerror(void);
void  *dlopen(const char *, int);
void  *dlsym(void *restrict, const char *restrict);

The following sections are informative.

None.

None.

None.

The System Interfaces volume of IEEE Std 1003.1-2001, dlopen(), dlclose(), dlsym(), dlerror()

Portions of this text are reprinted and reproduced in electronic form from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology -- Portable Operating System Interface (POSIX), The Open Group Base Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of Electrical and Electronics Engineers, Inc and The Open Group. In the event of any discrepancy between this version and the original IEEE and The Open Group Standard, the original IEEE and The Open Group Standard is the referee document. The original Standard can be obtained online at http://www.opengroup.org/unix/online.html .

Jump to page    or go to Top of page |  Section P |  Main Index.